TSI Prep. Day 1 IP

Front

If \( x=4 \) and \( y=3 \), then \( 3x(x-2y)=? \)

Back

-24

Front

If \( x=7 \) and \( y=3 \), then \( 3x(x-2y)=? \)

Back

21

Front

If \( c=6 \) and \( d=3 \), then \( 3c(c-2d)=? \)

Back

0

Front

If \( x=5 \) and \( y=2 \), then \( 2x(x-3y)=? \)

Back

-10

Front

Simplify \( \frac{-5a}{b} + \frac{10b}{a} \)

Back

\( \frac{-5a^2 + 10b^2}{ab} \)

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

What is the quadratic formula?

Back

\( x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a} \)

Front

Define a linear equation.

Back

An equation that makes a straight line when graphed, typically in the form \( y = mx + b \).

Front

What is the slope-intercept form of a line?

Back

\( y = mx + b \), where \( m \) is the slope and \( b \) is the y-intercept.

Front

What does it mean for two lines to be parallel?

Back

Two lines are parallel if they have the same slope and never intersect.